10. Disabling or Enabling the Touchpad

11. The Computer Fails to Start or There is No Video

If you experience a situation in which the computer does not start at all or if it does turn on (lights turn on and fans are spinning), but the computer does not show any image, perform the following steps.

Disconnect all external peripherals including the keyboard, mouse, and external monitor. Peripherals also include external storage devices such as flash drives, USB devices, printers, cards etc.

Remove the A/C adapter from the computer and unplug the adapter from the A/C outlet.

The fastest and easiest way to identify and resolve the most common issues is by using our Dell PC Diagnostics quick test. This will either fix the problem automatically, or it will guide you through the steps to resolve the problem.

Note: When the diagnostic identifies a failing part, depending on the failing part, we will immediately start the process for a free in-warranty replacement part.

SupportAssist, previously called My Dell, provides system updates, detects issues and sends you alerts based on your device, which makes solving and preventing problems easier than ever. This application gives you access to everything you need to take the guesswork out of maintaining PCs and tablets. For more information such as how to obtain and install SupportAssist, browse to the SupportAssist for PCs and tablets page.

16. Computer Component is not Recognized

SupportAssist, previously called My Dell, detects issues and sends you alerts based on your device, This application gives you access to everything you need to take the guesswork out of maintaining PCs and tablets. For more information on how to obtain and install SupportAssist, browse to the SupportAssist for PCs and tablets page.